Package com.oceanprotocol.squid.core.sla

Class ServiceAgreementHandler

java.lang.Object

com.oceanprotocol.squid.core.sla.ServiceAgreementHandler

public class ServiceAgreementHandler
extends Object

Handles functionality related with the execution of a Service Agreement

Field Summary

Fields

Modifier and Type	Field	Description
private static String	ACCESS_CONDITIONS_FILE_TEMPLATE
private String	conditionsTemplate
static String	FUNCTION_ACCESSSECRETSTORE_DEF
static String	FUNCTION_ESCROWREWARD_DEF
static String	FUNCTION_LOCKREWARD_DEF
private static org.apache.logging.log4j.Logger	log

Constructor Summary

Constructors

Constructor	Description
ServiceAgreementHandler()

Method Summary

Modifier and Type	Method	Description
static Boolean	checkAgreementStatus(String agreementId, String consumerAddress, com.oceanprotocol.keeper.contracts.EscrowAccessSecretStoreTemplate escrowAccessSecretStoreTemplate, Integer retries, Integer waitInMill)
static String	generateSlaId()	Generates a new and random Service Agreement Id
private static org.web3j.tuples.generated.Tuple2<String,String>	getAgreementData(String agreementId, com.oceanprotocol.keeper.contracts.EscrowAccessSecretStoreTemplate escrowAccessSecretStoreTemplate)
static Map<String,Object>	getFunctionsFingerprints()	Compose the different function fingerprint hashes
List<Condition>	initializeConditions(Map<String,Object> params)	Gets and Initializes all the conditions associated with a template
static io.reactivex.Flowable<com.oceanprotocol.keeper.contracts.EscrowAccessSecretStoreTemplate.AgreementCreatedEventResponse>	listenExecuteAgreement(com.oceanprotocol.keeper.contracts.EscrowAccessSecretStoreTemplate slaContract, String serviceAgreementId)	Define and execute a Filter over the Service Agreement Contract to listen for an AgreementInitialized event
static io.reactivex.Flowable<com.oceanprotocol.keeper.contracts.AccessSecretStoreCondition.FulfilledEventResponse>	listenForFulfilledEvent(com.oceanprotocol.keeper.contracts.AccessSecretStoreCondition accessCondition, String serviceAgreementId)	Define and execute a Filter over the AccessSecretStoreCondition Contract to listen for an Fulfilled event

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

log

private static final org.apache.logging.log4j.Logger log

ACCESS_CONDITIONS_FILE_TEMPLATE

private static final String ACCESS_CONDITIONS_FILE_TEMPLATE

See Also:

Constant Field Values

conditionsTemplate

private String conditionsTemplate

FUNCTION_LOCKREWARD_DEF

public static final String FUNCTION_LOCKREWARD_DEF

See Also:

Constant Field Values

FUNCTION_ACCESSSECRETSTORE_DEF

public static final String FUNCTION_ACCESSSECRETSTORE_DEF

See Also:

Constant Field Values

FUNCTION_ESCROWREWARD_DEF

public static final String FUNCTION_ESCROWREWARD_DEF

See Also:

Constant Field Values

Constructor Detail

ServiceAgreementHandler

public ServiceAgreementHandler()

Method Detail

generateSlaId

public static String generateSlaId()

Generates a new and random Service Agreement Id

Returns:

a String with the new Service Agreement Id

listenExecuteAgreement

public static io.reactivex.Flowable<com.oceanprotocol.keeper.contracts.EscrowAccessSecretStoreTemplate.AgreementCreatedEventResponse> listenExecuteAgreement(com.oceanprotocol.keeper.contracts.EscrowAccessSecretStoreTemplate slaContract,
                                                                                                                                                             String serviceAgreementId)

Define and execute a Filter over the Service Agreement Contract to listen for an AgreementInitialized event

Parameters:

slaContract - the address of the service agreement contract

serviceAgreementId - the service agreement Id

Returns:

a Flowable over the Event to handle it in an asynchronous fashion

listenForFulfilledEvent

public static io.reactivex.Flowable<com.oceanprotocol.keeper.contracts.AccessSecretStoreCondition.FulfilledEventResponse> listenForFulfilledEvent(com.oceanprotocol.keeper.contracts.AccessSecretStoreCondition accessCondition,
                                                                                                                                                  String serviceAgreementId)

Define and execute a Filter over the AccessSecretStoreCondition Contract to listen for an Fulfilled event

Parameters:

accessCondition - the address of the AccessSecretStoreCondition contract

serviceAgreementId - the serviceAgreement Id

Returns:

a Flowable over the Event to handle it in an asynchronous fashion

getAgreementData

private static org.web3j.tuples.generated.Tuple2<String,String> getAgreementData(String agreementId,
                                                                                       com.oceanprotocol.keeper.contracts.EscrowAccessSecretStoreTemplate escrowAccessSecretStoreTemplate)
                                                                                throws Exception

Throws:

Exception

checkAgreementStatus

public static Boolean checkAgreementStatus(String agreementId,
                                           String consumerAddress,
                                           com.oceanprotocol.keeper.contracts.EscrowAccessSecretStoreTemplate escrowAccessSecretStoreTemplate,
                                           Integer retries,
                                           Integer waitInMill)
                                    throws Exception

Throws:

Exception

initializeConditions

public List<Condition> initializeConditions(Map<String,Object> params)
                                     throws InitializeConditionsException

Gets and Initializes all the conditions associated with a template

Parameters:

params - params to fill the conditions

Returns:

a List with all the conditions of the template

Throws:

InitializeConditionsException - InitializeConditionsException

getFunctionsFingerprints

public static Map<String,Object> getFunctionsFingerprints()
                                                         throws UnsupportedEncodingException

Compose the different function fingerprint hashes

Returns:

Map of (varible name, function fingerprint)

Throws:

UnsupportedEncodingException - UnsupportedEncodingException